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Analysis

  • max time kernel
    123s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22/08/2024, 07:52

General

  • Target

    b6e35f28fd7195f79e48af42ab337c7f_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    b6e35f28fd7195f79e48af42ab337c7f

  • SHA1

    ee82866257657436a7ec1986ff250f9d4044b9c9

  • SHA256

    6e522f388773e6eeb73fd3b229a7a11612a8ae6cc99f4d2d925af2f7b70b5657

  • SHA512

    790f8bd83f1211a5de00ff6b873af7edd52621e98435c12d18ea87bd688336e15bed8a2fbb3bf1808a0a9c9f7c82486dfe8007e0f8ad9d5cfdafe28052878590

  • SSDEEP

    1536:GXVyidWAt9fVJ4SLQ3VNtUcge2bThc+3muDzq9dS56YgBtsDmE4h/qtdjeN1kxBb:GXkhADflUNtUPPpKd+6I6KAExB8To

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 26 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Users\Admin\AppData\Local\Temp\b6e35f28fd7195f79e48af42ab337c7f_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\b6e35f28fd7195f79e48af42ab337c7f_JaffaCakes118.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1724
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1444

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\cwyf.exe

            Filesize

            100KB

            MD5

            af3428b41c10fab7cc67a1e561f51bea

            SHA1

            f68c02a748630049306fe3b5f743d690303be086

            SHA256

            6d7a0418f7a216d5f02374919b8dd3f97b883818efd59d62dc58c0b142a9e01f

            SHA512

            e9ff2b46a0e6e1f173088d45651cbc6a0ea55446056e6c2a05988d8e00f1c24152fd2ce27044f4e726ea488f3bab00e951699935337171cdea2fad2fe175df49

          • memory/1088-12-0x00000000020F0000-0x00000000020F2000-memory.dmp

            Filesize

            8KB

          • memory/1724-30-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-10-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-11-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-26-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/1724-27-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/1724-25-0x0000000003360000-0x0000000003361000-memory.dmp

            Filesize

            4KB

          • memory/1724-22-0x0000000003360000-0x0000000003361000-memory.dmp

            Filesize

            4KB

          • memory/1724-21-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/1724-7-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-9-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-6-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-4-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-5-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-8-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-28-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-29-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-31-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-0-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB

          • memory/1724-59-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-34-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-35-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-36-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-38-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-52-0x0000000004750000-0x0000000004752000-memory.dmp

            Filesize

            8KB

          • memory/1724-53-0x0000000004750000-0x0000000004752000-memory.dmp

            Filesize

            8KB

          • memory/1724-54-0x0000000004880000-0x0000000004881000-memory.dmp

            Filesize

            4KB

          • memory/1724-55-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-57-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-32-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-60-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-62-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-65-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-68-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-69-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-3-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1724-145-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB